WITH urawa_orders AS (
    -- 浦和倉庫の受注データ
    SELECT *
    FROM ORDERS
    WHERE WH_CODE = (
        SELECT WH_CODE
        FROM WAREHOUSE
        WHERE WH_NAME = '浦和倉庫'
    )
), detailed_urawa_orders AS (
    -- 詳細と結合した浦和倉庫の受注データ
    SELECT *
    FROM ORDERS
    LEFT OUTER JOIN ORDERS_DTL ON ORDERS.ORDER_NO = ORDERS_DTL.ORDER_NO
    LEFT OUTER JOIN ITEM ON ORDERS_DTL.ITEM_CODE = ITEM.ITEM_CODE
)
SELECT
    ITEM_CODE AS CODE,
    ITEM_NAME AS NAME,
    SUM(ORDER_QTY) AS SUM_QTY
FROM detailed_urawa_orders
GROUP BY ITEM_CODE
HAVING SUM_QTY >= 50
ORDER BY 3 DESC, CODE DESC